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Re: [PATCH 01/27] smpboot: Provide a generic method to boot secondary processors

On 06/01/2012 10:23 PM, Sam Ravnborg wrote:

>> +
>> +
>> +/* Implement the following functions in your architecture, as appropriate. */
>> +
>> +/**
>> + * __cpu_pre_starting()
>> + *
>> + * Implement whatever you need to do before the CPU_STARTING notifiers are
>> + * invoked. Note that the CPU_STARTING callbacks run *on* the cpu that is
>> + * coming up. So that cpu better be prepared! IOW, implement all the early
>> + * boot/init code for the cpu here. And do NOT enable interrupts.
>> + */
>> +#ifndef __cpu_pre_starting
>> +void __weak __cpu_pre_starting(void *arg) {}
>> +#endif
> I miss the prototype for this in a header?

Prototype is not really necessary for this. Hence not added.

> And the comment maybe belong in the header - not in the implementation?

I think having the comment near the implementation itself works better, just
like how it is done at other places in the kernel.

Srivatsa S. Bhat

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